Does TPN Need a Filter Line? A Guide to Nutrition Diet Safety
                                
                                
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                                    5 min read                                
                            
                                According to the American Society for Parenteral and Enteral Nutrition (ASPEN), in-line intravenous filters are a critical safety measure for minimizing exposure to particulate matter and pathogens during parenteral nutrition (PN) therapy. This essential safety protocol explains the non-negotiable reasons why **does TPN need a filter line**.